Polytronics Poly-Booster 100MakePolytronicsModelPoly-Booster 100Description100 watt amplifier for the Poly-Comm BAccessory forPoly-Comm BPolytronics Poly-Booster 100 Watt – Photo courtesy of Dave H.Polytronics Poly-Booster 100 Watt (rear) – Photo courtesy of Dave H.